{"product_id":"marbled-limpet-snail","title":"Marbled Limpet Snail","description":"\u003cbody\u003e\n\n\n  \n\u003cmeta name=\"viewport\" content=\"width=device-width,initial-scale=1.0\"\u003e\n  \u003ctitle\u003eMarbled Limpet Snail - Superior Shrimp and Aquatics\u003c\/title\u003e\n  \u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=Playfair+Display:wght@400;600;700\u0026amp;family=DM+Sans:wght@300;400;500\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n  \u003cstyle\u003e\n\n    .ssa-pd *, .ssa-pd *::before, .ssa-pd *::after { box-sizing: border-box; }\n    @keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }\n    .ssa-pd { font-family: 'DM Sans', sans-serif !important; color: #1e1a1a !important; background: #fff !important; line-height: 1.75 !important; }\n    .ssa-pd .hero { background: linear-gradient(150deg, #111111 0%, #2a0000 60%, #F40909 100%) !important; padding: 3.5rem 3rem 2.8rem !important; position: relative !important; 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}\n  \n  \u003c\/style\u003e\n\n\n\u003cdiv class=\"ssa-pd\"\u003e\n  \u003cdiv class=\"hero\"\u003e\n    \u003cstyle\u003e.ssa-pd .hero::before{content:\"\u0026#128012;\";}\u003c\/style\u003e\n    \u003cspan class=\"hero-tag\"\u003eFreshwater Snails\u003c\/span\u003e\n    \u003ch1\u003eMarbled Limpet Snail\u003c\/h1\u003e\n    \u003cp class=\"hero-sub\"\u003eA beautifully marbled, tent-shaped limpet snail that clings to glass and hardscape with extraordinary strength. A voracious algae and biofilm grazer with a low bioload, a stable population, and a shell profile unlike anything else in freshwater.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"feature-pills\"\u003e\n    \u003cspan class=\"fpill\"\u003e\u003cspan class=\"dot\"\u003e\u003c\/span\u003e Tent-Shaped Limpet Shell\u003c\/span\u003e\n    \u003cspan class=\"fpill\"\u003e\u003cspan class=\"dot\"\u003e\u003c\/span\u003e Variable Marbled Pattern\u003c\/span\u003e\n    \u003cspan class=\"fpill\"\u003e\u003cspan class=\"dot\"\u003e\u003c\/span\u003e Septaria porcellana\u003c\/span\u003e\n    \u003cspan class=\"fpill\"\u003e\u003cspan class=\"dot\"\u003e\u003c\/span\u003e Cannot Breed in Freshwater\u003c\/span\u003e\n    \u003cspan class=\"fpill\"\u003e\u003cspan class=\"dot\"\u003e\u003c\/span\u003e Exceptional Grip Strength\u003c\/span\u003e\n    \u003cspan class=\"fpill\"\u003e\u003cspan class=\"dot\"\u003e\u003c\/span\u003e Nano Tank Ideal\u003c\/span\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"body-wrap\"\u003e\u003cdiv class=\"prose\"\u003e\n\n    \u003cp\u003e\u003cstrong\u003eMarbled Limpet Snails\u003c\/strong\u003e (\u003cem\u003eSeptaria porcellana\u003c\/em\u003e), also known as the Porcelain Limpet or Turtle Limpet Nerite Snail, are a genuinely distinctive freshwater snail with a shell profile unlike any other commonly kept species in the hobby. Rather than the coiled or conical shell of most freshwater snails, the Marbled Limpet has a low, broad, tent-shaped shell similar in profile to half of a clamshell -- flat on the underside, gently domed on top, with a marbled pattern that varies between individuals. The shell is related to the Nerite family but belongs to its own family, Septariidae. Marbled Limpets cling to glass, rock, and hardscape surfaces with exceptional muscular force -- a grip strong enough that they can often be kept safely even in tanks with inhabitants that would damage other snail species. They are outstanding algae and biofilm grazers, produce minimal waste relative to their size, cannot breed in freshwater, and are fully safe with all shrimp. pH 7.5 to 8.2 and temperature 74 to 84°F for best results. One important handling note: the limpet shell profile makes self-righting very difficult -- always place them face down when introducing to the tank.\u003c\/p\u003e\n\n    \u003cspan class=\"section-label\"\u003eAppearance\u003c\/span\u003e\n    \u003ch2\u003eTent Shell \u0026amp; Marbled Pattern\u003c\/h2\u003e\n    \u003cdiv class=\"bullet-list\"\u003e\n      \u003cspan class=\"bl-item\"\u003e\u003cstrong\u003eTent-shaped, non-coiled shell -- a completely different profile from any other common freshwater snail.\u003c\/strong\u003e The shell of \u003cem\u003eSeptaria porcellana\u003c\/em\u003e is broadly oval and gently domed, with no spiral or coiling. It sits flat against the glass or hardscape surface like a cap or half-clamshell, with the foot extending from beneath the shell aperture in a full broad contact patch. This profile is what gives the snail its exceptional grip -- the large contact surface combined with the muscular foot produces a clamping force that makes the snail extremely difficult to dislodge.\u003c\/span\u003e\n      \u003cspan class=\"bl-item\"\u003e\u003cstrong\u003eVariable marbled patterning on every individual -- no two are identical.\u003c\/strong\u003e The shell surface displays a marbled, mottled arrangement of brown, cream, tan, and olive tones in a pattern that varies between every specimen. Some individuals are more boldly patterned with clear contrast between light and dark areas; others are more uniform. The patterning has a naturalistic, almost tortoiseshell quality that reads as attractive and interesting at close range without the graphic boldness of striped Nerite species.\u003c\/span\u003e\n      \u003cspan class=\"bl-item\"\u003e\u003cstrong\u003eSmall and compact with a very low bioload -- ideal for nano tanks.\u003c\/strong\u003e Marbled Limpets are compact snails that produce less waste relative to their size than most other freshwater snail species. Their low bioload makes them excellent candidates for small aquariums and nano shrimp tanks where maintaining water quality with minimal bioload is important.\u003c\/span\u003e\n      \u003cspan class=\"bl-item\"\u003e\u003cstrong\u003eCannot right itself if overturned -- always place face down when introducing.\u003c\/strong\u003e The limpet shell profile means a snail placed upside down cannot flip itself back over. This is unlikely to be an issue once the snail is established and moving freely in the tank, but during introduction it is important to place each snail face down onto a hard surface. Check newly introduced snails for the first hour to confirm none are stranded upside down.\u003c\/span\u003e\n    \u003c\/div\u003e\n\n    \u003cspan class=\"section-label\"\u003eBehaviour \u0026amp; Care\u003c\/span\u003e\n    \u003ch2\u003eGrip, Grazing \u0026amp; Requirements\u003c\/h2\u003e\n    \u003cdiv class=\"bullet-list\"\u003e\n      \u003cspan class=\"bl-item\"\u003e\u003cstrong\u003eExceptional grip strength -- can be kept with species that damage other snails.\u003c\/strong\u003e The muscular foot and broad shell contact surface of the Marbled Limpet produce a clamping force strong enough that they can often coexist safely with dwarf crayfish and other inhabitants that would damage or consume traditional coiled snails. The shell profile protects the soft tissue effectively and the grip makes the snail very difficult to pry from a surface. This makes the Marbled Limpet one of the most practically versatile snail options for community setups that include more boisterous inhabitants.\u003c\/span\u003e\n      \u003cspan class=\"bl-item\"\u003e\u003cstrong\u003eOutstanding algae and biofilm grazer -- highly active across all hard surfaces.\u003c\/strong\u003e Marbled Limpets graze continuously across glass, rock, hardscape, and substrate, consuming soft film algae, green dust algae, biofilm, and fine organic deposits with an appetite that rivals the best Nerite species. They move constantly and cover the full available surface area of the tank over the course of the day. In tanks with naturally developing algae and biofilm they require no supplemental feeding; in newer or cleaner tanks supplement with algae wafers or blanched vegetables.\u003c\/span\u003e\n      \u003cspan class=\"bl-item\"\u003e\u003cstrong\u003eCannot breed in freshwater -- population completely stable.\u003c\/strong\u003e \u003cem\u003eSeptaria porcellana\u003c\/em\u003e larvae require marine or brackish conditions to develop. Egg capsules may be deposited on hard surfaces in freshwater -- small, hard, white dots similar to Nerite eggs -- but will not hatch. Population control requires no intervention.\u003c\/span\u003e\n      \u003cspan class=\"bl-item\"\u003e\u003cstrong\u003epH 7.5 to 8.2, temperature 74 to 84°F -- alkaline and warm.\u003c\/strong\u003e The Marbled Limpet prefers alkaline water at the warmer end of the standard freshwater range. In acidic water the shell erodes over time. Standard Neocaridina parameters at the neutral to slightly alkaline end are borderline adequate, but pH 7.5 or above produces significantly better long-term shell health. Not recommended for Caridina tanks running low pH and active substrate. GH 6+ for calcium availability; supplement with cuttlebone in softer water.\u003c\/span\u003e\n      \u003cspan class=\"bl-item\"\u003e\u003cstrong\u003eGood flow and well-oxygenated water produces the best results.\u003c\/strong\u003e Marbled Limpets come from stream and tidal environments and perform best in tanks with adequate water movement and oxygenation. A sponge filter or moderate flow from a HOB keeps the water oxygenated and delivers consistent nutrient-carrying flow across the grazing surfaces.\u003c\/span\u003e\n      \u003cspan class=\"bl-item\"\u003e\u003cstrong\u003eFully safe with all shrimp at every life stage.\u003c\/strong\u003e Compatible with all \u003ca href=\"\/collections\/neocaridina-shrimp-parent\" title=\"Neocaridina shrimp | colorful freshwater clean-up crew – superior shrimp \u0026amp; aquatics\" aria-label=\"Neocaridina shrimp | colorful freshwater clean-up crew – superior shrimp \u0026amp; aquatics\"\u003eNeocaridina\u003c\/a\u003e and \u003ca href=\"\/collections\/caridina-shrimp-parent\" title=\"Caridina shrimp | vibrant freshwater shrimp for aquariums – superior shrimp \u0026amp; aquatics\" aria-label=\"Caridina shrimp | vibrant freshwater shrimp for aquariums – superior shrimp \u0026amp; aquatics\"\u003eCaridina\u003c\/a\u003e shrimp. Do not keep with Assassin Snails.\u003c\/span\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"tip-box\"\u003e\n\u003cspan class=\"tip-label\"\u003eKeeper's Note\u003c\/span\u003e\u003cp\u003eThe Marbled Limpet Snail is one of the most novel and most conversation-starting snails you can add to a planted shrimp tank -- the flat, cap-like shell profile is so different from every other snail in the hobby that visitors consistently notice and ask about it before noticing anything else in the tank. Three to five on the front glass and foreground hardscape of a planted Neocaridina setup provides both continuous glass-cleaning and a genuinely unusual visual element that no coiled snail species can replicate. Place them face down when introducing, keep the water alkaline, and these snails are straightforward, long-term tank inhabitants.\u003c\/p\u003e\n\u003c\/div\u003e\n\n    \u003ca href=\"\/collections\/freshwater-snails-parent\" class=\"cta-block\" title=\"Freshwater snails | algae-eating clean-up crew for your tank – superior shrimp \u0026amp; aquatics\" aria-label=\"Freshwater snails | algae-eating clean-up crew for your tank – superior shrimp \u0026amp; aquatics\"\u003e\u003cspan class=\"cta-icon\"\u003e🐌\u003c\/span\u003e\u003cdiv class=\"cta-text\"\u003e\n\u003cstrong\u003eBrowse more freshwater snails\u003c\/strong\u003e\u003cp\u003eExplore our full snail selection. Browse our \u003cspan style=\"color:#F40909;font-weight:500;\"\u003eFreshwater Snails collection\u003c\/span\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cspan style=\"color:rgba(255,255,255,0.4);font-size:1.4rem;\"\u003e→\u003c\/span\u003e\u003c\/a\u003e\n\n    \u003cdiv class=\"policy-bar\"\u003e\n      \u003cspan\u003eBefore placing your order, please review our\u003c\/span\u003e\n      \u003ca href=\"\/pages\/doa-policy\" title=\"Live arrival guarantee | superior shrimp \u0026amp; aquatics\" aria-label=\"Live arrival guarantee | superior shrimp \u0026amp; aquatics\"\u003eDOA Policy\u003c\/a\u003e\n      \u003ca href=\"\/pages\/shipping-info-practices\" title=\"Shipping policies, info \u0026amp; practices – superior shrimp \u0026amp; aquatics\" aria-label=\"Shipping policies, info \u0026amp; practices – superior shrimp \u0026amp; aquatics\"\u003eShipping Info\u003c\/a\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/body\u003e","brand":"Superior Shrimp \u0026 Aquatics","offers":[{"title":"1","offer_id":45052967452880,"sku":null,"price":6.0,"currency_code":"USD","in_stock":true},{"title":"3","offer_id":45052967485648,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true},{"title":"5","offer_id":45052967518416,"sku":null,"price":30.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0639\/2895\/9184\/files\/marbled-limpet-snail-snails-brown-gold-speckled-shell-746.webp?v=1782512797","url":"https:\/\/www.superiorshrimpaquatics.com\/products\/marbled-limpet-snail","provider":"Superior Shrimp \u0026 Aquatics","version":"1.0","type":"link"}